Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 9.19
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -9.48 -0.375 3.55
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 6.79
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 1.31 1.117 1.46
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index 1.82
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 23.66

* Based on an €80/tonne carbon price